Home / 25,627.73-35,313.77-18,902.70

Finding the Fourth Proportional to 25,627.73, 35,313.77 and 18,902.70

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Solution

The fourth proportional to 25,627.73, 35,313.77 and 18,902.70 is: 26,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,627.73 : 35,313.77 = 18,902.70 : x
  2. Step 2: Convert to fraction form
    25,627.73/35,313.77 = 18,902.70/x
  3. Step 3: Cross multiply
    25,627.73x = 35,313.77 × 18,902.70
  4. Step 4: Simplify right side
    25,627.73x = 667,525,647.44
  5. Step 5: Solve for x
    x = 667,525,647.44/25,627.73
  6. Step 6: Final answer
    x = 26,047.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.